.platform-column {
  height: 100%;
  margin-bottom: 16px;
}

.platform-header {
  display: flex;
  align-items: center;
  gap: 8px;
}

.platform-icon {
  font-size: 18px;
}

.hot-item {
  padding: 8px 0 !important;
  border-bottom: 1px solid #f0f0f0;
}

.hot-item:last-child {
  border-bottom: none;
}

.hot-item-content {
  display: flex;
  align-items: flex-start;
  width: 100%;
  gap: 12px;
}

.rank-number {
  font-weight: bold;
  font-size: 16px;
  min-width: 20px;
  text-align: center;
  line-height: 1.2;
}

.item-details {
  flex: 1;
  min-width: 0;
}

.item-title {
  font-size: 14px;
  line-height: 1.4;
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}

.item-title:hover {
  color: #1890ff;
}

.item-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 4px;
}

.heat-value {
  font-size: 12px;
}

.item-actions {
  flex-shrink: 0;
}

.item-actions .ant-btn {
  padding: 0 4px;
  height: 20px;
  font-size: 11px;
  border-radius: 3px;
}

.item-actions .ant-btn:hover {
  background-color: rgba(24, 144, 255, 0.1);
  color: #1890ff;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .platform-column {
    margin-bottom: 12px;
  }
  
  .hot-item-content {
    gap: 8px;
  }
  
  .item-title {
    font-size: 13px;
  }
  
  .rank-number {
    font-size: 14px;
    min-width: 18px;
  }
}